PURCHASED INTANGIBLE ASSETS (Tables)

6 Months Ended

Jul. 31, 2018

PURCHASED INTANGIBLE ASSETS

Schedule of purchased intangible assets, other than goodwill

		July 31, 2018						January 31,
	Estimated Useful Life	Gross Amount		Accumulated Amortization		Net Amount		2018 (net amount)
Trade names	15 years-indefinite	$	8,323	$	3,628	$	4,695	$	4,966
Process certifications	7 years	1,897		723		1,174		1,310
Customer relationships	4-10 years	1,346		572		774		873
Totals		$	11,566	$	4,923	$	6,643	$	7,149